#6166D7#6166D7

#6166D7 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.5% C 0.170 H 277.6°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#6166D7
RGB	rgb(97, 102, 215)
HSL	hsl(237, 60%, 61%)
HSV	hsv(237, 55%, 84%)
CMYK	cmyk(54.9%, 52.6%, 0%, 15.7%)
CIE-LAB	lab(48.20, 30.02, -58.91)
CIE-LCH	lch(48.20, 66.12, 297.00°)
OKLab	oklab(56.52% 0.0224 -0.1685)
OKLCH	oklch(56.52% 0.17 277.6)
XYZ	xyz(21.9430, 16.9490, 66.3920)
Luminance	0.1695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6166D7 #D7D261

analogous

#61A1D7 #6166D7 #9761D7

triadic

#6166D7 #D76166 #66D761

tetradic

#6166D7 #D761A1 #D7D261 #61D797

square

#6166D7 #D761A1 #D7D261 #61D797

split-complementary

#6166D7 #D79761 #A1D761

monochromatic

#262B97 #3339C8 #6166D7 #9295E3 #C3C5F0

Accessibility & contrast

On white

4.78

#6166D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#6166D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6166D7

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6166D7	#FFFFFF	#000000	##FFFFFF
##6166D7	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2577DB

Deuteranopia (green-blind)

#0B6ED5

Tritanopia (blue-blind)

#258095

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #6166d7;
/* rgb */ color: rgb(97, 102, 215);
/* oklch */ color: oklch(56.5% 0.170 277.6);

Tailwind

colors: {
  custom: {
    50: '#9791e4',
    500: '#6166d7',
    950: '#000000',
  },
}

SCSS

$custom: #6166d7;
$custom-light: #9791e4;
$custom-dark: #000000;

JSON

{
  "hex": "#6166d7",
  "rgb": {
    "r": 97,
    "g": 102,
    "b": 215
  },
  "hsl": {
    "h": 237.458,
    "s": 59.596,
    "l": 61.176
  },
  "oklch": {
    "l": 0.56523,
    "c": 0.16997,
    "h": 277.6
  },
  "luminance": 0.1695
}

Semantic roles & 50–950 ramp

primary

#6166D7

secondary

#E0DEB4

accent

#C01EC7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #6166D7

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →